161767920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1343

約数の個数: 160

約数和(自身を含む): 548536320

約数和(自身を除く): 386768400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 34, 40, 48, 51, 60, 62, 68, 80, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 240, 248, 255, 272, 310, 340, 372, 408, 465, 496, 510, 527, 620, 680, 744, 816, 930, 1020, 1054, 1240, 1279, 1360, 1488, 1581, 1860, 2040, 2108, 2480, 2558, 2635, 3162, 3720, 3837, 4080, 4216, 5116, 5270, 6324, 6395, 7440, 7674, 7905, 8432, 10232, 10540, 12648, 12790, 15348, 15810, 19185, 20464, 21080, 21743, 25296, 25580, 30696, 31620, 38370, 39649, 42160, 43486, 51160, 61392, 63240, 65229, 76740, 79298, 86972, 102320, 108715, 118947, 126480, 130458, 153480, 158596, 173944, 198245, 217430, 237894, 260916, 306960, 317192, 326145, 347888, 396490, 434860, 475788, 521832, 594735, 634384, 652290, 674033, 792980, 869720, 951576, 1043664, 1189470, 1304580, 1348066, 1585960, 1739440, 1903152, 2022099, 2378940, 2609160, 2696132, 3171920, 3370165, 4044198, 4757880, 5218320, 5392264, 6740330, 8088396, 9515760, 10110495, 10784528, 13480660, 16176792, 20220990, 26961320, 32353584, 40441980, 53922640, 80883960, 161767920]

約数ペア:

[(1, 161767920), (2, 80883960), (3, 53922640), (4, 40441980), (5, 32353584), (6, 26961320), (8, 20220990), (10, 16176792), (12, 13480660), (15, 10784528), (16, 10110495), (17, 9515760), (20, 8088396), (24, 6740330), (30, 5392264), (31, 5218320), (34, 4757880), (40, 4044198), (48, 3370165), (51, 3171920), (60, 2696132), (62, 2609160), (68, 2378940), (80, 2022099), (85, 1903152), (93, 1739440), (102, 1585960), (120, 1348066), (124, 1304580), (136, 1189470), (155, 1043664), (170, 951576), (186, 869720), (204, 792980), (240, 674033), (248, 652290), (255, 634384), (272, 594735), (310, 521832), (340, 475788), (372, 434860), (408, 396490), (465, 347888), (496, 326145), (510, 317192), (527, 306960), (620, 260916), (680, 237894), (744, 217430), (816, 198245), (930, 173944), (1020, 158596), (1054, 153480), (1240, 130458), (1279, 126480), (1360, 118947), (1488, 108715), (1581, 102320), (1860, 86972), (2040, 79298), (2108, 76740), (2480, 65229), (2558, 63240), (2635, 61392), (3162, 51160), (3720, 43486), (3837, 42160), (4080, 39649), (4216, 38370), (5116, 31620), (5270, 30696), (6324, 25580), (6395, 25296), (7440, 21743), (7674, 21080), (7905, 20464), (8432, 19185), (10232, 15810), (10540, 15348), (12648, 12790)]